auto save

snake.py

 import pygame
-from pygame import locals
 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
 # 创建一个窗口
-screen = pygame.display.set_mode((660,480))
-
-back = pygame.image.load('bg.png')
-head = pygame.image.load('right.png')
-body = pygame.image.load('body.png')
-food = pygame.image.load('apple.png')
-
-while True:
-    for event in pygame.event.get():
-        if event.type == 12:
-            exit()
-    
-    screen.blit(back,(0,0))
-    screen.blit(head,(240,120))
-    screen.blit(body,(210,120))
-    screen.blit(body,(180,120))
-    screen.blit(body,(180,90))
-    screen.blit(food,(360,330))
-
-    pygame.display.update()
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+screen = pygame.display.set_mode((858,624))
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